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    PCIe to Dual RS-485/422 Serial Port Card with DB9 Connectors - High-Speed 1-to-2 Multi-Port Expansion Card, Terminal Block Adapters

    • "AX99100 High-Performance Chipset", Powered by the premium AX99100 controller chip, this card offers ultra-low power consumption, enhanced compatibility, and rock-solid stability for 24/7 operations.
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    "AX99100 High-Performance Chipset", Powered by the premium AX99100 controller chip, this card offers ultra-low power consumption, enhanced compatibility, and rock-solid stability for 24/7 operations.
    "Gold-Plated PCIe X1 Connector", Featuring a thickened gold-deposited contact layer, the PCIe X1 interface resists oxidation, minimizes signal loss, and ensures reliable connectivity across PCIe X1/X4/X8/X16 slots.
    "TVS (Transient Voltage Suppression) Protection", Integrated TVS diodes shield against voltage spikes, surges, and electromagnetic interference, safeguarding both your equipment and data integrity.
    "Dual RS-422/485 Signal Conversion", Converts single-ended PCIe signals into balanced differential RS-422/485 outputs, supporting long-distance communication (up to 1200 meters) with noise immunity.
    "Plug-and-Play Installation", Pre-loaded drivers support Windows 7/8/10/11 and Linux systems. Auto-detects COM ports for hassle-free setup.

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